<template>
  <login-header>联合登录</login-header>

  <section class="container" v-if="isBind">
    <div class="unbind">
      <div class="loading"></div>
    </div>
  </section>
  <section class="container" v-else>
    <nav class="tab">
      <a href="javascript:;" @click="hasAccount=true" :class="{active:hasAccount}">
        <i class="iconfont icon-bind" />
        <span>已有小兔鲜账号，请绑定手机</span>
      </a>

      <a href="javascript:;" @click="hasAccount=false" :class="{active:hasAccount}">
        <i class="iconfont icon-bind" />
        <span>没有小兔鲜账号，请完善资料</span>
      </a>
    </nav>

    <div class="tab-content" v-if="hasAccount">
      <CallbackBind  :unionId="unionId"/>
    </div>
    <div class="tab-content" v-else>
      <CallbackPatch :unionId="unionId"/>
    </div>
  </section>
</template>

<script>
import LoginHeader from './components/login-header.vue'
import CallbackBind from '@/views/login/components/callback-bind'

import CallbackPatch from '@/views/login/components/callback-patch'
import { ref } from 'vue'
import QC from 'qc'
import { userQQLogin } from '@/api/user.js'
import { useStore } from 'vuex'
import { useRouter } from 'vue-router'
import message from '@/components/library/message'
export default {
  components: { LoginHeader, CallbackBind, CallbackPatch },
  name: 'PageCallback',

  setup () {
    const hasAccount = ref(true)
    const nickname = ref(null)
    const avatar = ref(null)

    const isBind = ref(true)

    const unionId = ref(null)

    // 1. 获取QQ互联的openId也就是后台需要的unionId
    // 2. 根据QQ互联的openId去进行登录，准备一个接口

    const store = useStore()
    const router = useRouter()

    if (QC.login.check()) {
      // 检查QQ是否登录
      QC.Login.getMe((openId) => {
        unionId.value = openId
        userQQLogin(openId).then(data => {
          // 代表：使用qq登录成功
          // 1. 存储用户信息
          const { id, account, avatar, mobile, nickname, token } = data.result
          store.commit('user/setUser', { id, account, avatar, mobile, nickname, token })
          store.dispatch('cart/mergeLocalCart').then(() => {
            // 2. 跳转到来源页或者首页
            router.push(store.state.user.redirectUrl || '/')
            // 3. 成功提示
            message({ type: 'success', text: 'QQ登录成功' })
          })
        }).catch(e => {
          // 代表：使用qq登录失败===>1. 没绑定小兔鲜帐号  2. 没有小兔鲜帐号
          isBind.value = false
        })
      })
    }

    return { hasAccount, nickname, avatar, isBind, unionId }
  }

}
</script>

<style lang="less" scoped>
.container {
  padding: 25px 0;
  position: relative;
  height: 730px;
  .unbind {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    padding: 25px 0;
    z-index: 99;
    .loading {
      height: 100%;
      background: #fff url(../../assets/images/load.gif) no-repeat center / 100px 100px;
    }
  }
}
.tab {
  background: #fff;
  height: 80px;
  padding-top: 40px;
  font-size: 18px;
  text-align: center;
  a {
    color: #666;
    display: inline-block;
    width: 350px;
    line-height: 40px;
    border-bottom: 2px solid #e4e4e4;
    i {
      font-size: 22px;
      vertical-align: middle;
    }
    span {
      vertical-align: middle;
      margin-left: 4px;
    }
    &.active {
      color: @xtxColor;
      border-color: @xtxColor;
    }
  }
}
.tab-content {
  min-height: 600px;
  background: #fff;
}
</style>
